Homeland Security asks Pentagon to keep troops at the border through January

The Department of Homeland Security has asked the Pentagon to keep U.S. troops stationed at the southern border through the end of January. That would mean a 45-day extension of troops at the border, although it's unclear whether the same troops will stay or if there will be a rotation, CBS News correspondent David Martin notes. The troops are stationed at the border to help U.S. Customs and Border Protection (CBP) officials and other federal personnel. "Given the ongoing threat at our Southern